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bobert
Associate III
since ‎2018-07-19
‎2023-06-14

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  • 14 Posts
  • 1 Solutions
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User Activity

STM32F730Z8 USB failure with generated code

2019-03-02
I just designed a board with the new STM32F730Z8 value line with embedded USB high speed PHY. I'm using a 16MHz external crystal and I am using the default code generated with CubeMX. It fails in the USBD_Init function. Following it through at first ...

STM32F7 Large SDRAM examples? F7-Disco clarification, half of SDRAM accessible

2016-08-14
Posted on August 14, 2016 at 19:19Hi,I would like to utilize either a 128Mb or 256Mb, and someday, maybe even a 4Gb external SDRAM chip.  If they can just be swapped out on the board all the better.The F7-DISCO makes a point that due to design consi...

MCO as OSC_IN? How many other STM32 chips can an MCO line drive? Does daisy chaining work?

2016-07-30
Posted on July 30, 2016 at 21:06I need to run 32 stm32 mcu's on a single board.  Do I need a crystal for each or can I just use the MCO line of the top level chip for each, or do a 32 chip MCO daisy chain?In a daisy chain is everyone on the same cyc...

STM32 F429 Discovery ADC DMA example very slow

2015-11-01
Posted on November 02, 2015 at 05:44 Hi, I have an STM32F429I-DISCOVERY board and loaded up the example from the STM32Cube package. The example project directory in question isSTM32Cube_FW_F4_V1.9.0\Projects\STM32F429I-Discovery\Ex...

True 'continuous' ADC on a single source

2014-11-03
Posted on November 04, 2014 at 06:36Hi,I want to sample a single source 'continuously'.  By that I mean I don't want a moment to pass without sampling being done.I read http://www.st.com/web/en/resource/technical/document/application_note/CD00258017...
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